s-8521b51mc-aukt2g Seiko Instruments Inc., s-8521b51mc-aukt2g Datasheet - Page 31

• Manufacturer Part Number: s-8521b51mc-aukt2g
• Description: Step-down, Pwm Control Or Pwm / Pfm Switchable Switching Regulator Controller
• Manufacturer: Seiko Instruments Inc.

2. 3 Supply voltage variation (V
(1) S-8520 / 8521C30MC
(2) S-8520 / 8521A30MC
(3) S-8520 / 8521E33MC
Rev.8.3
[2.5 V/div]
[0.2 V/div]
[2.5 V/div]
[0.2 V/div]
[2.5 V/div]
[0.2 V/div]
10 V
10 V
V
10 V
V
V
STEP-DOWN, PWM CONTROL or PWM / PFM SWITCHABLE SWITCHING REGULATOR CONTROLLOR
0 V
OUT
V
0 V
0 V
OUT
OUT
V
V
IN
IN
IN
_00
t [0.5 ms/div]
t [0.5 ms/div]
t [0.5 ms/div]
IN
= 4→9 V, 9→4 V)
(I
(I
(I
OUT
OUT
OUT
=10 mA)
=10 mA)
=10mA)
Seiko Instruments Inc.
[2.5 V/div]
[0.2 V/div]
[2.5 V/div]
[0.2 V/div]
[2.5 V/div]
[0.2 V/div]
10 V
10 V
10 V
V
V
V
0 V
0 V
0 V
OUT
V
OUT
V
OUT
V
I N
IN
IN
t [0.5 ms/div]
t [0.5 ms/div]
t [0.5 ms/div]
S-8520 / 8521 Series
(I
(I
(I
OUT
O UT
OUT
=500 mA)
=500 mA)
=500 mA)
31